Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/10/2026, 04:25

General

  • Target
    RFQ LIST.JS.js
  • Size 4.9MB
  • Sample261022-e189hsx1dt
  • SHA256 a340ead3b283edfc401a385156d231675a67e092fb3c77cd2fcaae3a0376027f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • Family: AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Executes dropped EXE 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 2 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\RFQ LIST.JS.js"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5788
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c echo. > "C:\Users\Admin\AppData\Local\Temp\RFQ LIST.JS.js:Zone.Identifier"
      2⤵
      • Executes a command shell one-liner
      • NTFS ADS
      PID:3400
    • C:\Users\Admin\Documents\KBGCOUKRTBZFREOU.exe
      "C:\Users\Admin\Documents\KBGCOUKRTBZFREOU.exe" C:\Users\Admin\Documents\UOERFZBTRKUOCGBK
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      PID:5692

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        KBGCOUKRTBZFREOU.exe

        • Path C:\Users\Admin\Documents\KBGCOUKRTBZFREOU.exe
        • Size 499KB
        • SHA256 d447a06cba8d3dbe80e09d73dd64576836b258961ee0d3ba56cf26cea7962b49
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UOERFZBTRKUOCGBK

        • Path C:\Users\Admin\Documents\UOERFZBTRKUOCGBK
        • Size 827KB
        • SHA256 7be1c610a270017e846de435d367ff7c9ee40282c9fcbfa5de68521300d20362
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5692-10-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-11-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-12-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-16-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-15-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-14-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-19-0x0000000002910000-0x0000000002911000-memory.dmp

        memory/5692-21-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-22-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-20-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-18-0x0000000002900000-0x0000000002901000-memory.dmp

        memory/5692-17-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-13-0x0000000002780000-0x0000000002781000-memory.dmp

        memory/5692-23-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-24-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-27-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-26-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-25-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-28-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-29-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-30-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-31-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-32-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-33-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-34-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-35-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-36-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-38-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-41-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-47-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-46-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-45-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-44-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-43-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-42-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-40-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-39-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-37-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-48-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-50-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-52-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-51-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-49-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-53-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-54-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-56-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-55-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-57-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-58-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-59-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-65-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-73-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-72-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-71-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-70-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-69-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-68-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-67-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-66-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-64-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-63-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-62-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-61-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-60-0x000000007FE90000-0x000000007FEA0000-memory.dmp

        memory/5692-249-0x0000000074A62000-0x0000000074A63000-memory.dmp

        memory/5692-250-0x0000000003E00000-0x0000000003E40000-memory.dmp

        memory/5692-251-0x0000000074A50000-0x000000007520C000-memory.dmp

        memory/5692-252-0x000000002A380000-0x000000002A93A000-memory.dmp

        memory/5692-255-0x0000000074A50000-0x000000007520C000-memory.dmp

        memory/5692-254-0x000000002A2B0000-0x000000002A316000-memory.dmp

        memory/5692-253-0x0000000074A50000-0x000000007520C000-memory.dmp

        memory/5692-256-0x000000002B150000-0x000000002B1A0000-memory.dmp

        memory/5692-257-0x000000002B230000-0x000000002B2C2000-memory.dmp

        memory/5692-258-0x000000002B350000-0x000000002B35A000-memory.dmp

        memory/5692-260-0x0000000074A62000-0x0000000074A63000-memory.dmp

        memory/5692-261-0x0000000074A50000-0x000000007520C000-memory.dmp